Car was driving on right side of the road in scene at beginning of movie when she first goes to Ireland. They drive on the left hand side of the road.
Lambchop the sheep's real name was 'Barbra Streislamb'
Mistletoe rarely grows in Ireland.
The local time for sunrise (8:30) and sunset (4:30) at Christmas time does not work with the timing of most morning and evening scenes.